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Solar powered WiFi repeater

Solar powered WiFi repeater

For all those times you need to broadcast your own access point where there’s no outlet [Larry] shows us how to make a solar-powered hotspot.

Via Hack a Day | Posted on 2010.10.18 at 06:10

Easy quadrotor helicopter instructions

Easy quadrotor helicopter instructions

Here’s a great tutorial on building your own quadrotor helicopter. This build isn’t necessarily less expensive than others we’ve seen since quality motors, propellers, and control circuitry aren’t cheap.

Via Hack a Day | Posted on 2010.09.14 at 03:49

Internet controlled remote

Internet controlled remote

How often does this happen to you? You’re leaving on a long trip, and half way there you remember the TV was left on. Never? Alright then, how about wanting to control an Xbox 360 from within the other room and you don’t have the remote.

Via Hack a Day | Posted on 2010.09.14 at 03:32

Building a Yagi-Uda antenna

Building a Yagi-Uda antenna

[Tommy Gober] built this Yagi-Uda antenna that has some handy design features. The boom is a piece of conduit with holes drilled in the appropriate places.

Via Hack a Day | Posted on 2010.08.15 at 04:04

PCB trace antenna

PCB trace antenna

If you’re working on a device that includes RF wireless, [Colin's] Guide to PCB Trace Antenna Design might clear some headaches when sending off for PCBs.

Via Hack a Day | Posted on 2010.08.12 at 04:59

Adding a microphone jack to a HAM radio handset

Adding a microphone jack to a HAM radio handset

[dajjhman] wrote in to show us how he added a microphone jack to the handset of his Yaesu radio while retaining the DTMF functions. He states that there were some adapters available on the market, but they are non standard and didn’t really fit his needs.

Via Hack a Day | Posted on 2010.08.12 at 04:53

Graphic calculator as a spectrum analyzer

Graphic calculator as a spectrum analyzer

[Michael Vincent] turned his TI-84 Plus into a spectrum analyzer. By running some assembly code on the device the link port can be used as an I2C bus (something we’ll have to keep in mind).

Via Hack a Day | Posted on 2010.07.30 at 06:40

Terminal Node Controller in a router

Terminal Node Controller in a router

[Andrew] used a DSL router to make his own Terminal Node Controller. This will become part of an APRS-IS network, an Internet-based network built by amateur radio operators.

Via Hack a Day | Posted on 2010.07.28 at 17:33

200 mile RF transmitter (and high altitude balloon)

200 mile RF transmitter (and high altitude balloon)

If there is one thing we like, it’s a fellow hacker so enthusiastic about his or her work that they write the article practically for us by including as much detail and information as possible.

Via Hack a Day | Posted on 2010.07.28 at 16:34

Alternative Morse code keys

Alternative Morse code keys

Add a bit of interest to your radio equipment with one of these unorthodox CW keys. [OH6DC] has been hard at work posting almost sixty of these hacks.

Via Hack a Day | Posted on 2010.07.28 at 16:30


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